"The guests were never in danger and park officials were in constant communication with them while the power failure was being addressed. Two SeaWorld employees were also in the Skytower providing guests with water and snacks," park spokesman David Koontz said in a statement.

After four hours, power was restored and the ride descended shortly before 7:30 p.m.

Firefighters stood by and were prepared to rescue the riders but that proved unnecessary, Swanson said.

No injuries were reported but a 17-year-old boy was taken to a hospital for treatment of anxiety, Swanson said.